An ambulance arrived with its sirens blaring, and a doctor began providing emergency medical treatment on the spot. A crowd of onlookers, mostly residents from the neighborhood, gathered around to watch.,"That's right, when Shi Chen was with his wife, she wasn't happy about it. He hasn't come back to live here in the past two years, I guess he can't let go of this big burden.",Shi Chen wouldn't listen, pulled out the instruments and needles in a few moves, stood up and prepared to leave, "I'm fine, I have to go back."。